If you intend to monitor your OpenIO cluster with zabbix, you can find a template here: https://github.com/Mixton/zabbix-oio (WIP). Feel free to contribute or fork it.
You can also find a beanstalkd template: https://github.com/Mixton/zabbix-beanstalkd.
If you have any question, please feel free to ask.
Can you share some screenshots of your dashboard ? I would love to see the graph with the evolution of the scores!
Here are some screenshots: